*{
    margin: 0px;
    padding: 0px;
}
.nav{
    width: 100%;
    height: 125px;
    background-color: #191919;
    color: white;
}
h1{
    display: inline-block;
    margin-top: 40px;
    margin-left: 160px;
}
h1::first-letter{
    color: #2ba9cb;
}
 .nav input{
    /* float: left; */
    margin-left: 745px;
}
.head{
    background-image: url(../img/images/menu-bg.jpg);
    height: 72PX;
    line-height: 72px;
}
.head li{
    list-style: none;
    float: left;
    width: 190px;
    border-left: 1px solid black;
    text-align: center;
}
.head ul{
    margin-left: 300px;
}
.head>ul>li:nth-child(2),.head>ul>li:nth-child(3),.head>ul>li:nth-child(4),.head>ul>li:nth-child(5){
    color: white;
}
.head>ul>li:nth-child(5){
    border-right: 1px solid black;
}
.photo{
    background-image: url(../img/images/center-shadow.png);
    height: 390px;
}
.photo>div{
    margin-left: 20px;
    float: left;
    margin-top: 50px;
    margin-left: 250px;
}
.photo>div>img{
    margin-right: -100px;
}
.photo>div>img:nth-child(2){
    position: relative;
    z-index: 3;
}
.content{
    background-image: url(../img/images/content-bg.jpg);
    height: 700px;
    background-repeat: no-repeat;
    background-size: 100%;
}
.content_head{
    width: 700px;
    height: 600px;
    /* border: 1px solid red; */
    position: relative;
    left: 260px;
    /* top: 150px; */
}
.page1,.page2{
    width: 310px;
    height: 200px;
    /* border: 1px solid black; */
    float: left;
    /* margin-top: 50px; */
}
.page1>img,.page1>h4,.page2>img,.page2>h4{
    float: left;
}
.page1>p,.page2>p{
    clear: left;
}
.page1>h4.page2>h4{
    margin-top: 25px;
    margin-left: 10px;
}
.page2{
    margin-left: 75px;
}
.content_right{
    width: 310px;
    height: 600px;
    /* border: 1px solid red; */
    position: relative;
    left: 1050px;
    bottom: 500px
}
.page_r>img,.page_r>h4{
    float: left;
}
.page_r>p{
    clear: left;
}
.footer{
    height: 395px;
    background-color: black;
    color: white;
}
.footer_left::before{
    content: '';
    display: table;

}
.footer_left>h4{
    margin-top: 50px;
}
.footer input{
    width: 580px;
}
.footer_right{
    position: relative;
    left: 800px;
    bottom: 250px;
    width: 500px;
}
.footer_right li{
    list-style: none;
    margin-bottom: 25px;
}
.footer_right ul{
    display: inline-block;
    vertical-align: top;
    /* margin-top: 20px; */
}